DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED Award a ₱9.4M contract to R.S. SEPIAN CONSTRUCTION & TRUCKINGNational agencies

Transaction hash:

62cb52eeab52c8dc23e0978b1c36977b30736db30ac7cd4c257c7629f331a670

Status:

Included and unchanged

Block:

#2,907 3,106 blocks after it

Position in block:

Transaction 45 of 104

Award day:

Nov 16, 2016 (9 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED

To:

R.S. SEPIAN CONSTRUCTION & TRUCKING

Value:

₱9,403,866.22

Project:

16PA0054

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED

Accountable officer:

Not stated in the source. PhilGEPS does not publish who certified the award.

Certification:

Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.

Demo signature:

Block #2,907 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
DPWH lists the funding source as "Outside Infra - GAA 2016 DA Farm-to-Market Roads", i.e. the FY2016 GAA. The exact UACS line is not given.
Partly
Open
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED awarded it to R.S. SEPIAN CONSTRUCTION & TRUCKING on 2016-11-16.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16PA0054: Completed, 100% physical progress.
Found
Open
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
DPWH marks the contract "Completed" (end 2017-04-07). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored 62cb52eeab…31a670now …
2. Block Merkle root changed
stored 50b375ba1f…e490d4now …
3. Block #2907 hash changed
stored e21ad1d6e3…71c90fnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 103 records. Each step hashes the current value together with the sibling shown.

leaf 62cb52eeab52c8dc23e0978b1c36977b30736db30ac7cd4c257c7629f331a670
01 L 6137927cc9f4c87225fffe0ed57283a00d9372333ba786a0ef187d0c26dc6bc3
02 R 52869fc13a4cf13177199ff418fd26f136c2414b65b8bdc089073ad6fe270532
03 L f1c3cb2c3c92220c964b94f991bfe7cece61e2f9936e5829c4a91440e95e79f6
04 L 7d134507661df3f5e4ea73345cf986ec1f114eee54f389ff55f344cc13fb1b5f
05 R a7e609a1224d805e0c3b081f6683711b4b7f5c0c306ab113e59553b704068022
06 L 115d84ffc63c5c9ef75f7730978489eebe272a69e89f361ce696591a5650b3bd
07 R 57386bfdc7ecefe1aa180bc5e4b0e060c87c2ce3b062d48590dcac54b4ea9947
root 50b375ba1f6871f485057ac4a9d41ff5bb0b7f52f9bc496b70565246fde490d4